package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@Slf4j
@Api(tags = "菜品管理")
@RestController
@RequestMapping("/admin/dish")
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     *  根据分类id查询菜品
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> getList(Long categoryId){
        log.info("前后端连通");
        List<Dish> dishList = dishService.getList(categoryId);
        return Result.success(dishList);
    }



    /**
     *  菜品启售停售
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品启售停售")
    public Result statusOrStop(@PathVariable Integer status,Long id){
        log.info("前后端连通");
        dishService.statusOrStop(status,id);
        cleanCache("dish:*");

        return  Result.success();
    }

    /**
     * 修改菜品
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("前后端连通");
        dishService.update(dishDTO);
        cleanCache("dish:*");
        return Result.success();
    }

    /**
     *  根据id查询菜品
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("前后端连通");
        DishVO dishVO = dishService.getById(id);
        return Result.success(dishVO);
    }

    /**
     * 菜品批量删除

     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("前后端连通");
        dishService.deleteByIds(ids);
        // 清理缓存
        cleanCache("dish:*");
        return Result.success();
    }

    /**
     *  新增菜品和菜品口味
     */
    @PostMapping
    public Result saveDish(@RequestBody DishDTO dishDTO){
        log.info("前后端连通");
        // 新建方法
        dishService.saveWithFlavor(dishDTO);
        // 清理缓存
        String key = "key:" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    /**
     *  菜品分页查询
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("前端连通");
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     *  清理缓存
     */
    private void cleanCache(String parrten){
        Set keys = redisTemplate.keys(parrten);
        redisTemplate.delete(keys);
    }
}
